EP2985515A1 - Ensemble de phare pour véhicule - Google Patents

Ensemble de phare pour véhicule Download PDF

Info

Publication number
EP2985515A1
EP2985515A1 EP14002738.4A EP14002738A EP2985515A1 EP 2985515 A1 EP2985515 A1 EP 2985515A1 EP 14002738 A EP14002738 A EP 14002738A EP 2985515 A1 EP2985515 A1 EP 2985515A1
Authority
EP
European Patent Office
Prior art keywords
beam area
base
circuit board
light assembly
lens
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP14002738.4A
Other languages
German (de)
English (en)
Inventor
Chen-Wei Hsu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to EP14002738.4A priority Critical patent/EP2985515A1/fr
Publication of EP2985515A1 publication Critical patent/EP2985515A1/fr
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
    • F21S41/141—Light emitting diodes [LED]
    • F21S41/143—Light emitting diodes [LED] the main emission direction of the LED being parallel to the optical axis of the illuminating device
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
    • F21S41/141—Light emitting diodes [LED]
    • F21S41/151—Light emitting diodes [LED] arranged in one or more lines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/19—Attachment of light sources or lamp holders
    • F21S41/192—Details of lamp holders, terminals or connectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/25—Projection lenses
    • F21S41/265—Composite lenses; Lenses with a patch-like shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/29—Attachment thereof
    • F21S41/295—Attachment thereof specially adapted to projection lenses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
    • F21S41/65—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
    • F21S41/663—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
    • F21S45/40—Cooling of lighting devices
    • F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
    • F21S45/40—Cooling of lighting devices
    • F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
    • F21S45/48—Passive cooling, e.g. using fins, thermal conductive elements or openings with means for conducting heat from the inside to the outside of the lighting devices, e.g. with fins on the outer surface of the lighting device
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
    • F21S45/40—Cooling of lighting devices
    • F21S45/49—Attachment of the cooling means

Definitions

  • the present invention relates to a head light assembly, and more particularly, to a head light assembly having two Light Emitting Diodes (LEDs) which are located corresponding to a low beam area and a high beam area of a lens.
  • LEDs Light Emitting Diodes
  • the conventional head light assembly 1 is disclosed in Figs. 1 and 2 , and generally comprises a shade 10 in which a space 100 is defined.
  • the space 100 is defined by a curved reflection face 101 and a light bulb 11 is located in the space 100, such as an incandescent light bulb or a xenon light bulb.
  • a separation board 12 and a connection member 13 are located at the front side of the shade 10.
  • the separation board 13 has a hole 120.
  • a fence unit 14 is located in the connection member 13 and has an electro-magnetic valve 140 and a fence 141.
  • a cover 15 is connected to the connection member 13 by a fixing frame 16. The light beams generated from the light bulb 11 is reflected by the reflection face 101 and pass through the cover 15 to illumination the road form the driver.
  • the fence unit 14 is used to control the angle and range that the light beams reach and form the low beam and the high beam.
  • the light beams reflected from the reflection face 101 are random and not concentrated, the illumination is not sufficient and may affects road safety.
  • the conventional incandescent light bulb or the xenon light bulb in the space 100 of the shade 10 generates significant heat during operation and there is not proper heat removing device on the shade 10 so that the heat cannot be removed and is trapped in the shade 10, the high temperature shortens the life of the light bulb 11.
  • the conventional head light assembly has to be equipped with the fence unit 14 to control the angle and range of the light beams, so that the conventional head light assembly is bulky and expensive.
  • Another head light assembly uses Light Emitting Diodes LEDs as the light source which provide higher illumination but cannot be concentrated and may confuse the coming drivers.
  • the conventional LEDs head light assembly cannot make an obvious high beam and low beam.
  • the present invention intends to provide a head light assembly which eliminates the shortcomings mentioned above.
  • the present invention relates to a head light assembly and comprises a body having a base connected to the first end thereof, and the base has threaded holes.
  • a connection portion is connected to the second end of the body.
  • a circuit board is connected to the base and has at least two Light Emitting Diodes (LEDs).
  • the circuit board has through holes which are located corresponding to the threaded holes of the base. Bolts extend through the through holes and are connected to the threaded holes to connect the circuit board to the base.
  • a lens is connected to the base and has a room.
  • the circuit board is located in the room.
  • the lens has a high beam area and a low beam area.
  • the at least two Light Emitting Diodes (LEDs) are respectively located corresponding to the high beam area and the low beam area.
  • a radiator is connected to the connection portion and has multiple fins.
  • the base has multiple fins.
  • the high beam area has a concave face defined in the outside thereof.
  • a cone-shaped portion extends from the inside of the high beam area and extends toward the room.
  • the cone-shaped portion has a recess and one of the at least two Light Emitting Diodes (LEDs) is located in the recess.
  • the low beam area has a convex-curved face defined in the outside thereof.
  • a flat surface is formed at the inside of the low beam area.
  • the circuit board has multiple positioning holes.
  • the room of the lens has multiple posts extending from the inside thereof.
  • Each post has an insertion on the distal end thereof. The insertions are engaged with the positioning holes of the circuit board.
  • connection portion has outer threads defined in the outside thereof.
  • the heat-removing member has a central hole which has inner threads defined in the inner periphery thereof. The outer threads of the connection portion are engaged with the inner threads of the heat-removing member.
  • the heat-removing member has multiple passages.
  • the primary object of the present invention is to provide a head light assembly wherein the no fence unit is needed and the light beams generated from the LEDs can be controlled to create a high beam and a low beam.
  • the high temperature generated from the LEDs is removed by the heat-removing member.
  • the head light assembly of the present invention comprises a body 2 having a base 20 connected to the first end thereof, and the base 20 has threaded holes 21.
  • the base 20 further has multiple fins 22.
  • a connection portion 23 is connected to the second end of the body 2 and has outer threads 24 defined in the outside thereof.
  • a circuit board 3 is connected to the base 20 and has at least two Light Emitting Diodes (LEDs) 30, 31.
  • the circuit board 3 has through holes 32 which are located corresponding to the threaded holes 21 of the base 20.
  • Bolts 34 extend through the through holes 32 and are connected to the threaded holes 21 to connect the circuit board 3 to the base 20.
  • the circuit board 3 has multiple positioning holes 33.
  • a lens 4 is connected to the base 20 and has a room 40 in which the circuit board 3 is located.
  • the lens 4 has a high beam area 43 and a low beam area 44, wherein the at least two Light Emitting Diodes (LEDs) 30, 31 are respectively located corresponding to the high beam area 43 and the low beam area 44.
  • the room 40 of the lens 4 has multiple posts 41 extending from the inside thereof. Each post 41 has an insertion 42 on the distal end thereof and the insertions 42 are engaged with the positioning holes 33 of the circuit board 3 so as to position the lens 4 to the base 2.
  • the high beam area 43 has a concave face 430 defined in the outside thereof, and a cone-shaped portion 45 extends from the inside of the high beam area 43 and toward the room 40.
  • the cone-shaped portion 45 has a recess 46 which has a convex-curved face 460 defined in the inside thereof, and the recess 46 has a curved face 461 defined in the outside thereof.
  • the low beam area 44 has a convex-curved face 440 defined in the outside thereof, and a flat surface 441 is formed at the inside of the low beam area 44.
  • a radiator 5 is connected to the connection portion 23 and has multiple fins 52.
  • the radiator 5 has a central hole 50 which has inner threads 51 defined in the inner periphery thereof.
  • the outer threads 24 of the connection portion 23 are engaged with the inner threads 51 of the radiator 5.
  • Plural positioning grooves 53 are defined on the radiator 5.
  • the circuit board 3 When in assembling, as shown in Figs. 3 to 6 , the circuit board 3 is connected to the base 20 by extending the bolts 34 through the through holes 32 of the circuit board 3 and connected with the threaded holes 21 of the base 20.
  • the lens 4 is then connected to the base 20 and the circuit board 3 is located in the room 40.
  • the posts 41 of the lens 4 are located in alignment with the positioning holes 33 of the circuit board 3, the insertions 41 are engaged with the positioning holes 33 to position the lens 4 to the body 2.
  • the Light Emitting Diode (LED) 30 that is located in the high beam area 43 is accommodated in the recess 46.
  • the other Light Emitting Diode (LED) 31 is located corresponding to the low beam area 44.
  • the connection portion 23 of the body 2 is threadedly connected to the central hole 50 of the heat-removing member 5 by the engagement between the inner threads 51 and the outer threads 24.
  • the body 2 is accommodated in a shade 6 so as to complete the assembly.
  • the at least two Light Emitting Diodes (LEDs) 30, 31 are both activated and the Light Emitting Diode (LED) 30 that is located at the low beam area 44 only be activated by half of its power.
  • the light beams generated from both of the Light Emitting Diodes (LEDs) 30, 31 pass through the different curvatures of the low beam area 44 and the high beam area 43 of the lens 4 to control the angle and range of the light beams.
  • the high beam is illustrated as shown in Figs. 7 and 8 .
  • the Light Emitting Diode (LED) 31 that is located at the low beam area 44 is activated to its full power, and the Light Emitting Diode (LED) 30 that is located at the high beam area 43 is shut off.
  • the light beams generated from the Light Emitting Diode (LED) 31 pass through the low beam area 44 of the lens 4 to illuminate the short distance of the road as shown in Figs. 9 and 10 .
  • the different curvatures of the low beam area 44 and the high beam area 43 of the lens 4 control the angle and range of the light beams.
  • No fence unit and/or convex lens are needed in the shade 6.
  • Only the Light Emitting Diodes (LEDs) 30, 31 cooperated with the different curvatures of the low beam area 44 and the high beam area 4 of the lens 4 to achieve the purposes of controlling the low beam and the high beam.
  • the light beams are even and do not create glare to the coming drivers.
  • the fins 22 on the body 2 and the fins 52 of the heat-removing member 5 quickly bring the heat generated from the at least two Light Emitting Diodes (LEDs) 30, 31 away from the head light assembly so as to prolong the life of the head light assembly.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
EP14002738.4A 2014-08-05 2014-08-05 Ensemble de phare pour véhicule Withdrawn EP2985515A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP14002738.4A EP2985515A1 (fr) 2014-08-05 2014-08-05 Ensemble de phare pour véhicule

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP14002738.4A EP2985515A1 (fr) 2014-08-05 2014-08-05 Ensemble de phare pour véhicule

Publications (1)

Publication Number Publication Date
EP2985515A1 true EP2985515A1 (fr) 2016-02-17

Family

ID=51383530

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14002738.4A Withdrawn EP2985515A1 (fr) 2014-08-05 2014-08-05 Ensemble de phare pour véhicule

Country Status (1)

Country Link
EP (1) EP2985515A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3293445A1 (fr) * 2016-09-07 2018-03-14 Adi Optics Structure d'éclairage et procédé de distribution de lumière pour la structure d'éclairage
FR3065785A1 (fr) * 2017-04-28 2018-11-02 Valeo Vision Lentille de projection pour projecteur de vehicule automobile

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2202453A2 (fr) * 2008-12-25 2010-06-30 Ichikoh Industries, Ltd. Phare de véhicule
WO2012011947A1 (fr) * 2010-07-20 2012-01-26 Magna International Inc. Phare de croisement à diodes électroluminescentes à projecteur hybride
US20140036523A1 (en) * 2010-07-26 2014-02-06 Valeo Vision Optical Module of a Lighting and/or Signaling Device for a Motor Vehicle
DE102013001072A1 (de) * 2013-01-23 2014-07-24 Docter Optics Se Fahrzeugscheinwerfer
DE202014005684U1 (de) * 2014-07-10 2014-10-22 Chen-Wei Hsu Fahrzeugscheinwerferlampe mit Abblendlicht-Fernlicht-Konstruktion

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2202453A2 (fr) * 2008-12-25 2010-06-30 Ichikoh Industries, Ltd. Phare de véhicule
WO2012011947A1 (fr) * 2010-07-20 2012-01-26 Magna International Inc. Phare de croisement à diodes électroluminescentes à projecteur hybride
US20140036523A1 (en) * 2010-07-26 2014-02-06 Valeo Vision Optical Module of a Lighting and/or Signaling Device for a Motor Vehicle
DE102013001072A1 (de) * 2013-01-23 2014-07-24 Docter Optics Se Fahrzeugscheinwerfer
DE202014005684U1 (de) * 2014-07-10 2014-10-22 Chen-Wei Hsu Fahrzeugscheinwerferlampe mit Abblendlicht-Fernlicht-Konstruktion

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3293445A1 (fr) * 2016-09-07 2018-03-14 Adi Optics Structure d'éclairage et procédé de distribution de lumière pour la structure d'éclairage
CN107816696A (zh) * 2016-09-07 2018-03-20 世正光电股份有限公司 照明结构及其配光方法
US10883691B2 (en) 2016-09-07 2021-01-05 Adi Optics Illumination structure and light distributing method for the illumination structure
FR3065785A1 (fr) * 2017-04-28 2018-11-02 Valeo Vision Lentille de projection pour projecteur de vehicule automobile

Similar Documents

Publication Publication Date Title
US9285090B2 (en) Vehicle headlight assembly
US7824076B2 (en) LED reflector lamp
US8651705B2 (en) LED lighting fixture
JP5940757B2 (ja) 自動車のリヤコンビネーションランプ用の側方取付け型発光ダイオードモジュール
CN102388262B (zh) 灯具和具有这样的灯具的灯
CN104100905B (zh) Led汽车用远近光一体化前照大灯
EP2324281B1 (fr) Ensemble de lampe
US9033563B1 (en) Vehicle headlight assembly
US20120236565A1 (en) Lighting device
US20150098233A1 (en) Light guiding device for vehicle headlights
KR20090132807A (ko) 방열구조를 개선한 ｌｅｄ형 다각형 램프
JP6114985B2 (ja) 車両用前照灯
EP2985515A1 (fr) Ensemble de phare pour véhicule
CN105987331B (zh) 车辆照明装置
US9908459B2 (en) LED fog lamp
EP3104061A1 (fr) Radiateur destiné à un ensemble de phare
US8764246B2 (en) Light unit with light guiding device
US20170136942A1 (en) Tail light device for an automobile
US20170023198A1 (en) Vehicle headlight
JP3193171U (ja) ハイ＆ロービームを備えたヘッドライト構造
US20160363281A1 (en) Daytime running lamp of a vehicle
EP2927562A1 (fr) Lampe
KR100785120B1 (ko) Ｌｅｄ를 이용한 차량 헤드 램프
JP2018501621A (ja) 車両用ｌｅｄランプモジュール
ES2614514B1 (es) Módulo de señalización de un vehículo

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20150611

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

RIC1 Information provided on ipc code assigned before grant

Ipc: F21S 8/10 20060101AFI20160930BHEP

Ipc: F21V 5/04 20060101ALI20160930BHEP

Ipc: F21Y 115/10 20160101ALI20160930BHEP

Ipc: F21V 19/00 20060101ALI20160930BHEP

Ipc: F21V 29/74 20150101ALI20160930BHEP

INTG Intention to grant announced

Effective date: 20161102

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20170314